- If you change the sndiod(8) rate (-r option), or buffer size (-b option) does the ticking change?
- could you send me a short .wav file with the ticking sound? On Wed, May 31, 2023 at 11:59:20PM -0700, Courtney Hicks wrote: > Hello all, > > I am trying to record audio from a USB device. I successfully > get audio from it, however, there is a constant "ticking" sound > that happens whether or not audio is actually playing through > the device. Here's the device from the dmesg: > > uvideo0 at uhub0 port 7 configuration 1 interface 0 "MACROSIL AV TO USB2.0" > rev 2.00/1.21 addr 2 > video0 at uvideo0 > uaudio0 at uhub0 port 7 configuration 1 interface 3 "MACROSIL AV TO USB2.0" > rev 2.00/1.21 addr 2 > uaudio0: class v1, high-speed, sync, channels: 0 play, 1 rec, 2 ctls > audio1 at uaudio0 > > I enabled kern.audio.record, have tried aucat and ffmpeg to record > the audio to file, but they both suffer the same issue. Tried monitoring > with this command: > > $aucat -f snd/1 -d -r 96000 -o - | aucat -i - > stdout: rec, chan 0:1, 48000Hz, s24le4msb > snd/1: 48000Hz, rec 0:1, 18 blocks of 480 frames > stdout: started > started > stdout: stopped > > I can hear the audio I expect but behind the "ticking" noise. > I'm using this device to get audio/video from a VCR, I can confirm > it is not the VCR or this device since they both work fine with OBS > studio on Linux. Any help is much appreciated. > > Courtney > >